Triple

T980335
Position Surface form Disambiguated ID Type / Status
Subject VTA light rail E21151 entity
Predicate hasStation P35 FINISHED
Object Milpitas Transit Center
Milpitas Transit Center is a major intermodal transportation hub in Milpitas, California, connecting Bay Area Rapid Transit (BART), VTA light rail, and multiple bus services.
 E129335 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Milpitas Transit Center | Statement: [VTA light rail, hasStation, Milpitas Transit Center]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07 
Target entity: Milpitas Transit Center
Context triple: [VTA light rail, hasStation, Milpitas Transit Center]
  • A. Millbrae station
    Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
  • B. San Jose Diridon station
    San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
  • C. Emeryville station
    Emeryville station is a major Amtrak rail terminal in Emeryville, California, serving as the primary San Francisco–area hub and western terminus for long-distance routes like the California Zephyr.
  • D. Palo Alto station
    Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
  • E. Mountain View station
    Mountain View station is a commuter rail stop in Mountain View, California, serving as a key transit hub on the Caltrain line and connecting to local light rail and bus services.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Milpitas Transit Center
Triple: [VTA light rail, hasStation, Milpitas Transit Center]
Generated description
Milpitas Transit Center is a major intermodal transportation hub in Milpitas, California, connecting Bay Area Rapid Transit (BART), VTA light rail, and multiple bus services.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07 
Target entity: Milpitas Transit Center
Target entity description: Milpitas Transit Center is a major intermodal transportation hub in Milpitas, California, connecting Bay Area Rapid Transit (BART), VTA light rail, and multiple bus services.
  • A. Millbrae station
    Millbrae station is a major intermodal transit hub in Millbrae, California, serving as a connection point between Caltrain commuter rail, BART rapid transit, and other local transportation services.
  • B. San Jose Diridon station
    San Jose Diridon station is a major intermodal transit hub in San Jose, California, serving commuter rail, intercity rail, light rail, and bus services.
  • C. Emeryville station
    Emeryville station is a major Amtrak rail terminal in Emeryville, California, serving as the primary San Francisco–area hub and western terminus for long-distance routes like the California Zephyr.
  • D. Palo Alto station
    Palo Alto station is a major commuter rail stop in Palo Alto, California, serving as a key hub on the Caltrain line between San Francisco and San Jose.
  • E. Mountain View station
    Mountain View station is a commuter rail stop in Mountain View, California, serving as a key transit hub on the Caltrain line and connecting to local light rail and bus services.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69a493c2b62c8190b616351789ec47f8 completed March 1, 2026, 7:30 p.m.
NER Named-entity recognition batch_69a4b47b58ec81908d95f151b9af3dae completed March 1, 2026, 9:49 p.m.
NED1 Entity disambiguation (via context triple) batch_69ac5992e4a88190b10b98efd24c3616 completed March 7, 2026, 5 p.m.
NEDg Description generation batch_69ac5a0047d481909989d470db7a3ae2 completed March 7, 2026, 5:01 p.m.
NED2 Entity disambiguation (via description) batch_69ac5a8c4be88190b53a42dd356b99fb completed March 7, 2026, 5:04 p.m.
Created at: March 1, 2026, 7:40 p.m.